<%--
  Created by IntelliJ IDEA.
  User: oldliu
  Date: 2023-06-07
  Time: 15:38
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
<h1>this is c.jsp</h1>
  <h1>page:<%=pageContext.getAttribute("msg")%></h1>
  <h1>request:<%=request.getAttribute("msg")%></h1>
  <h1>session:<%=session.getAttribute("msg")%></h1>
  <h1>app:<%=application.getAttribute("msg")%></h1>
</body>
</html>
